$MYSE

$1.58 +$0.07 (4.64%) Close

$MYSE Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 5.2M shares outstanding

Who owns MYSE?

By type of holder

Institutions 3.8% Insiders 3.7% Everyone else 92.5%

Concentration Top 10 holders own 7.5%

Myman Darin M 3.7% · Geode Capital Management, LLC 0.7%

Institutional ownership

3.8%

-0.4 pts vs last qtr

Institutional holders

-5 vs last qtr

Net shares bought

−19.0K

by institutions in Q2 2026

New / sold out

2 / 7

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Jane Street Group, LLC NEW +102.7K
UBS Group AG +3.7K

Biggest sellers in Q2 2026

Geode Capital Management, LLC −85.9K
XTX Topco Ltd SOLD OUT −17.2K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for Myseum AI Inc in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2021–FY2025

+173.7%

+28.62% a year

Each share's claim on the business

−63.5%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $7.02M

over 5 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years0% 1–3 years48% Under 1 year52%

Quarterly turnover

54.0%

of institutional shares changed hands

Top 10 managers, median time held

1.8 years

Super Investors

Investment managers reporting MYSE on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
GC Geode Capital Management, LLC	35.8K	0.69%	−85.9K (−70.6%)	2023	0.0%
Shares held by quarter Peak holding121.7K (Q1'26) Change over 8 quarters+18.0K Share of the company0.690% Geode Capital Management, LLC's full portfolio →
JS Jane Street Group, LLC	102.7K	1.98%	NEW	Q2 '26	0.0%
Shares held by quarter Peak holding102.7K (Q2'26) Change over 8 quarters+102.7K Share of the company1.980% Jane Street Group, LLC's full portfolio →

Geode Capital Management, LLC

35.8K

% of company

0.69%

Change vs last qtr

−85.9K (−70.6%)

Held since

2023

Jane Street Group, LLC

102.7K

% of company

1.98%

Change vs last qtr

NEW

Held since

Q2 '26

15 more super investors behind a free account

See every manager holding Myseum AI Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting MYSE on Form N-PORT; together they hold 1.5% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VE Vanguard Extended Market Index Fund Vanguard Index Funds	$82.9K	32.9K	0.63%	0.00%	June 30, 2026
FE Fidelity Extended Market Index Fund Fidelity Concord Street Trust	$75.8K	27.8K	0.53%	0.00%	August 31, 2026

Vanguard Extended Market Index Fund

Vanguard Index Funds

Position value

$82.9K

% of company

0.63%

% of the fund

0.00%

As of

June 30, 2026

Fidelity Extended Market Index Fund

Fidelity Concord Street Trust

Position value

$75.8K

% of company

0.53%

% of the fund

0.00%

As of

August 31, 2026

4 more funds behind a free account

See every fund holding Myseum AI Inc and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
MD Myman Darin M Insider	194.5K	3.74%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company3.740% Myman Darin M's insider activity →

Myman Darin M

Insider

194.5K

% of company

3.74%

Change vs last qtr

—

Held since

—

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